xntpd crash on solaris 8 - NTP

This is a discussion on xntpd crash on solaris 8 - NTP ; Hi,all:
There are 3 sun solaris 8 boxes in my lab, resently I tried to open xntpd
service on them---2 as servers,one as client, but met a strange thing.
When startup the xntpd on 3 boxes, all time are syncronized. ...

xntpd crash on solaris 8

Hi,all:

There are 3 sun solaris 8 boxes in my lab, resently I tried to open xntpd
service on them---2 as servers,one as client, but met a strange thing.

When startup the xntpd on 3 boxes, all time are syncronized. If I adjusted
the time of client 10 min forward, xntpd could sync it by about 4 poll
interval, but when I adjusted the client time about 2 hours forward, the
xntpd daemon crashed after about 4 poll interval!

I checked the process by "ntpq -c peers", the normal log is as following: